參數(shù)資料
型號: MAX6649MUA/V+
廠商: Maxim Integrated
文件頁數(shù): 2/16頁
文件大?。?/td> 194K
描述: IC SENSOR REMOTE SMBUS 8UMAX
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 50
功能: 溫度監(jiān)控系統(tǒng)(傳感器)
傳感器類型: 內(nèi)部和外部
感應(yīng)溫度: -55°C ~ 125°C,外部傳感器
精確度: ±3°C 本地(最大),±3.2°C 遠程(最大)
拓撲: ADC,多路復(fù)用器,寄存器庫
輸出類型: I²C?/SMBus?
輸出警報:
輸出風(fēng)扇:
電源電壓: 3 V ~ 5.5 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 8-uMAX
包裝: 管件
+145癈 Precision SMBus-Compatible Remote/
Local Sensors with Overtemperature Alarms
2
ABSOLUTE MAXIMUM RATINGS
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
All Voltages Referenced to GND
V
CC
...........................................................................-0.3V to +6V
DXP.............................................................-0.3V to (V
CC
+ 0.3V)
DXN .......................................................................-0.3V to +0.8V
SCLK, SDA, ALERT, OVERT.....................................-0.3V to +6V
SDA, ALERT, OVERT Current .............................-1mA to +50mA
DXN Current .......................................................................?mA
Continuous Power Dissipation (T
A
= +70癈)
糓AX (derate 4.8mW/癈 above +70癈) ...................387.8mW
ESD Protection (all pins, Human Body Model)................?000V
Junction Temperature......................................................+150癈
Operating Temperature Range .........................-55癈 to +125癈
Storage Temperature Range.............................-65癈 to +150癈
Soldering Temperature (reflow).......................................+260癈
Lead Temperature (soldering, 10s).................................+300癈
ELECTRICAL CHARACTERISTICS
(V
CC
= 3.0V to 5.5V, T
A
= -55癈 to +125癈, unless otherwise specified. Typical values are at V
CC
= 3.3V and T
A
= +100癈.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX     UNITS
Supply Voltage
V
CC
 
 
3.0
 
5.5
V
0.125
 
 
Temperature Resolution
 
 
 
11
 
Bits
V
CC
 = 3.3V, T
A
 = +100癈,
T
RJ
 = +60癈 to +145癈
-1.0
+1.0
V
CC
 = 3.3V, T
A
 = +60癈 to +100癈,
T
RJ
 = +25癈 to +145癈
-1.6
+1.6
Remote Temperature Error
 
V
CC
 = 3.3V, T
A
 = +0癈 to +100癈,
T
RJ
 = +0癈 to +145癈
-3.2
+3.2
T
A
 = +60癈 to +100癈
-2.0
 
+2.0
Local Temperature Error
 
V
CC
= 3.3V
T
A
 = 0癈 to +125癈
-3.0
 
+3.0
Supply Sensitivity of
Temperature Error
 
?.2
 
癈/V
Undervoltage Lockout (UVLO)
Threshold
UVLO
Falling edge of V
CC
 disables ADC
2.4
2.7
2.95
V
UVLO Hysteresis
 
 
 
90
 
mV
Power-On-Reset (POR) Threshold   
V
CC
 falling edge
 
2.0
 
V
POR Threshold Hysteresis
 
 
 
90
 
mV
Standby Supply Current
 
SMBus static
 
3
12
Operating Current
 
During conversion
 
 
0.08
mA
0.25 conversions per second
 
40
80
Average Operating Current
 
2 conversions per second
 
250
400
Conversion Time
t
CONV
From stop bit to conversion completion
95
125
156
ms
Conversion Time Error
 
 
-25
 
+25
%
DXP and DXN Leakage Current
 
Standby mode
 
 
100
nA
High level
80
100
120
Remote-Diode Source Current
I
RJ
Low level
8
10
12
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